View Full Version : how much grip can you guy's get in a seal coat application
going yard
06-09-2010, 03:13 PM
Hey guy's,
I run a BMX track down here in Florida...we have asphault turns that are flaking out (rock's are comming out and building up at the bottom of the turns) my question is can I seal coat the turns....with out making them slick?
and would it hold up over time(would a grove get worn into it) I need to have it somewhat course for grip, as these kids are riding on small tire's...
also they transition from clay to asphault and back to clay so some clay would be tracked into the turns...here is a pic
http://www.floridabmx.com/races/2005stateseries/stcloud/20050521_0122r.jpg
http://www.freewebs.com/stcloudbmx/St[1].-Cloud-BMX.jpg
JFGauvreau
06-16-2010, 08:53 AM
Lol that is a weird curve for asphalt, how thick is the asphalt on the curve? Of course its flaking out because of the high traffic and its probably very oxidize. I'm not familiar from your area but search around for some sealer, try it out first. I know there is some out there that will be tacky when it is hot, like the acrylic. Never really used it on a bmx track tho.
jimbridgedoc
06-17-2010, 10:22 PM
We use a system that might work for you. We place K-23 similar to SS1H on the clean surface, then broad cast coarse sand over it while it is wet. After it is dry we apply a coat of AE sealer with crumb rubber in it. There is a pic on our web site forum and more info there. www.thebridgedoctors.com.
killerz44
06-18-2010, 07:04 PM
The solution for your problem would be to find a contractor applying coal tar with a heavy sand load and a latex additive. The sand load will result in a high traction surface and the additive allows more sand to be used, as well as improves the durability. It shouldn't be to hard to find someone that does commercial seal coating, avoid any store bought sealers or anything without sand because it will be very slick. By seal coating it with coal tar, it should prevent oxidation and prevent additional damaging effects that the sun, water, etc have done to the asphalt. The contractor should be using a diaphragm pump with full agitation during application. Do your research, the fact that your going from clay and back shouldn't be a problem since coal tar contains clay.
SURE SEAL 1-888-PAVEMENT
06-18-2010, 09:30 PM
Go to www.jenniteusa.com for info on jennite pavement sealer
"no other pavement sealer lasts longer!" is their tag line.
Call joe conwell at neyra industries, the manufacturer of jennite.
He can put you in touch with a contractor in your area that professionally applies jennite. It has a real high sand load......5 lbs per gallon of undiluted sealer, has a hot blended crumb rubber added, high polymer percentage, special refined clays.......nothing in the industry is like it. Many commercial properties with a 2 coat process last up to 5 years between maintenance coats.
We apply jennite in the ontario, canada region. We bring jennite up to the toronto are by the tanker truck.
Feel free to e-mail me any other questoins.
Lance bradshaw
sure seal pavement inc.
www.1888pavement.ca
lb@suresealpavement.com
Ron's TLL
06-19-2010, 12:08 AM
If this has never been sealed, be sure to pressure wash the surface first. All that clay being ground into the surface needs to be removed. You should also do a primer coat first. Simply dilute the sealer with roughly 70-80 % water. This does not count as a coat of sealer, it simply helps the true coats stick well. It will need to be sprayed. As far as sand loading the sealer, you would be better off limiting the amount of sand to around 2-3 lbs / gallon, and apply two coats. Fine Black beauty, of a small (5020) silica sand works best. Larger sand pulls out too easily. Also use latex, 2-5%. If you use too much sand, you will run into flaking problems in the future. It may not be as severe as it is in a freezing climate.
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